Archives: Fuel Injection Racing Secrets 2nd edition

Posts related to our book, Fuel Injection Racing Secrets.

BRACKET RACE TUNING BLOWN FI THE DAY BEFORE

In our drag racing, we did use air to fuel ratio as a controlled value to get the engine into a linear range. That task is an extensive explanation through out writings. The linear range is where the engine is completely predictable. We achieved that very well in our racing.

CHANGING BLOWER OVERDRIVE DOWN FROM 50 OVER

Question: Effect of lowering blower overdrive?? More or less power? Bob?s answer: A trend now is gearing the blower to the racetrack. That is done with rear end gearing, tire size, shift point, and blower overdrive. Adjustment of any of those will change the speed attained by the blower at the end of the drag […]

FUEL INJECTION & TORQUE CONVERTER

Question: Fuel injection adjustment with launch controls for a torque converter racecar Answer: When a mechanical fuel injection throttle is part open, such as in preparation for launching from the starting line using throttle control setups, the air to fuel ratio is dependent on that throttle position at the time just before the launch.